Hey Rob! Thanks for sharing and being candid with your feedback, we really appreciate that.
The best way to show your support for new features is to vote in the Feature Requests section, here are the two that you mentioned:
Regarding background/memory management on iOS, I recommend checking out Danny’s post about that here. Don’t hesitate to continue the discussion in that thread if you’ve got more to add!
Yikes, I’m not an iOS user but that doesn’t sound right. Can you create a new thread in #support? Make sure to fill out the support template when you create your post and we’ll have a look.